-er -ey c-- ccc cce ccn ccr cct ce- cec cee cen cer cet cey cn- cnc cne cnn cnr cnt cny crc cre crn crr crt cry ctc cte ctn ctr ctt cty cyc cye cyn cyr cyt ec- ecc ece ecn ecr ect eec eee een eer eet eey en- enc ene enn enr ent eny erc ere ern err ert ery etc ete etn etr ett ety eyc eye eyn eyr eyt ncc nce ncn ncr nct ne- nec nee nen ner net ney nnc nne nnn nnt nrc nre nrn nrr nrt nry ntc nte ntn ntr ntt nyc nye nyn nyt nyy rcc rce rcn rcr rct re- rec ree ren rer ret rey rnc rnn rnr rnt rny rrc rrn rrr rrt rtc rte rtn rtr rtt rty ry- ryc rye ryn ryr ryy tcc tce tcn tcr tct te- tec tee ten ter tet tey tnc tne tnn tnr tnt trc tre trn trr trt try ttc tte ttn ttr ttt tty tyc tye tyn tyr tyt ycc yce ycy yec yee yen yer yet yey yne ynn yny yrc yre yrn yrt ytc yte ytn ytr ytt yyc yye yyt yyy